UT61x-UART-Logger
ADBeta
USB UART Adapter for the UT61x Series of DMMs, using IR UART instead of USB HID
Components (10)
| Reference | Value | Description |
|---|---|---|
| Q1-Q3 | AO3400A | 30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23 |
| Q4 | IR_PHOTO | Phototransistor NPN |
| U1 | CH340N | USB serial converter, 2Mbps, UART, JEITA SOIC-8 (SOP-8) |
| C1 | 10nF | Unpolarized capacitor |
| C2 | 100nF | Unpolarized capacitor |
| D1 | IR_LED | Light emitting diode |
| J1 | USB_C | USB 2.0-only 16P Type-C Receptacle connector |
| R1 | 120R | Resistor |
| R2-R5 | 3K3 | Resistor |
| R6,R7 | 5K1 | Resistor |